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                          June 15, 2021

       Jeffrey Wolf
       Chief Executive Officer and President
       Heat Biologics, Inc.
       627 Davis Drive, Suite 400
       Morrisville, NC 27560

                                                        Re: Heat Biologics,
Inc.
                                                            Registration
Statement on Form S-3
                                                            Filed June 11, 2021
                                                            File No. 333-257051

       Dear Mr. Wolf:

              This is to advise you that we have not reviewed and will not
review your registration
       statement.

               Please refer to Rules 460 and 461 regarding requests for
acceleration. We remind you
       that the company and its management are responsible for the accuracy and
adequacy of their
       disclosures, notwithstanding any review, comments, action or absence of
action by the staff.

                                                        Please contact David
Gessert at 202-551-2326 with any questions.




                          Sincerely,


                          Division of Corporation Finance

                          Office of Life Sciences